Which island does Easter Island belong to in origin?

It is a volcanic island composed of lava flows and tuff from three extinct volcanoes, which is triangular. The soil is barren, and the better cultivated land is limited to the plain in the southwest of the island and the corner at the eastern end of the island. There are no streams and rivers, and the land is dry, relying on crater lakes and ponds to store rainwater. Water is led to the southwest plain from the 1000-meter-wide Lanuko crater lake. Coastal cliffs stand as high as150-300m. Lack of vast natural ports. The climate is subtropical, with an annual average temperature of about 22℃, with an average temperature of 25℃ in June 65438+ 10, and 2 1℃ in August. The average annual rainfall is about 1000mm, with more rain in June and July and less rain in September. The plants are poor, mainly vegetation and rare shrubs. Sweet potato is the main food of residents and the most important crop. Others include gourds, sugar cane, bananas and taro.

The environment where foxes stand on the island makes animals have great limitations. Vertebrates only fish or seabirds have the ability to fly long distances. In addition, there are spiders, insects, earthworms, snails, centipedes and so on. 1866, missionaries introduced sheep, horses, cows, pigs and other domestic animals. A large number of wild cats living in wild caves do not know how they were introduced.

Easter Island is famous for its stone statues. There are more than 600 huge stone statues and large stone city relics on the island. 19 14 and 1934 were investigated, and 1955 was engaged in excavation work. The results show that there are three cultural periods on the island. Early huge stone walls can be used to observe the sunrise direction of a year. Small and medium-sized stone statues are made of dark basalt, tuff and volcanic slag, and the isotopic carbon determination time is about 1680 BC. The middle stage is characterized by long ears and legless busts on the stone platform. The stone statue is 3-6 meters high. The tallest statue is 9.8 meters long and weighs about 82 tons. A stone statue more than 6 meters high.